Home / 23,023.95-31,772.74-12,952.39

Finding the Fourth Proportional to 23,023.95, 31,772.74 and 12,952.39

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Solution

The fourth proportional to 23,023.95, 31,772.74 and 12,952.39 is: 17,874.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,023.95 : 31,772.74 = 12,952.39 : x
  2. Step 2: Convert to fraction form
    23,023.95/31,772.74 = 12,952.39/x
  3. Step 3: Cross multiply
    23,023.95x = 31,772.74 × 12,952.39
  4. Step 4: Simplify right side
    23,023.95x = 411,532,927.18
  5. Step 5: Solve for x
    x = 411,532,927.18/23,023.95
  6. Step 6: Final answer
    x = 17,874.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.